New research from Karolinska Institutet and Columbia University shows that the heart has a mini-brain - its own nervous system that controls the heartbeat. A better understanding of this system, which ...

Your heart’s job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you’re relaxing, and sometimes it’s faster when you’re exercising or stressed ...

The heart has long been thought to be controlled solely by the autonomic nervous system, which transmits signals from the brain. The heart's neural network, which is embedded in the superficial layers ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...

An immune cell type called macrophages, found throughout the body's tissues, are often referred to as the body's clean-up ...

Discover how humble pumpkin seeds, or pepitas, are a heart's best friend. These nutritional powerhouses actively lower bad ...

New research in Sweden has produced a "blueprint" revealing how the human heart is built during prenatal development. It ...

The heart functions as a muscle which needs continuous movement for proper operation, according to Dr. London. The heart functions like other muscles because it requires regular use, to stay strong.

Heart failure is the end-stage of many heart diseases, including and most commonly, heart attack (myocardial infarction). Acute myocardial infarction (MI) causes inflammation and scarring (fibrosis) ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Heart disease may contribute to changes in sexual function, such as reduced libido, vaginal dryness, or erectile dysfunction. However, sexual activity is safe and healthy for most people with heart ...

Assistant Professor Jennifer Young (right) and PhD student Avery Rui Sun (left), who are from the College of Design and Engineering at the National University of Singapore, image heart cells (orange) ...